An old Native American legend tells of thirteen skulls, the same sizeand shape as human skulls, but made of pure crystal. Left behind bythe earliest ancestors way back in the mists of time, these crystalskulls were said to be a source of great knowledge and wisdom. Theywere said to contain information about the past history of the planetand the future of mankind. The legend also prophesied that one day, ata time of great crisis for humanity, all of these crystal skulls wouldbe rediscovered and brought back together to reveal information vitalto the very survival of the human race.